Home / 132,503.22-198,798.57-53,574.39

Finding the Fourth Proportional to 132,503.22, 198,798.57 and 53,574.39

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Solution

The fourth proportional to 132,503.22, 198,798.57 and 53,574.39 is: 80,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,503.22 : 198,798.57 = 53,574.39 : x
  2. Step 2: Convert to fraction form
    132,503.22/198,798.57 = 53,574.39/x
  3. Step 3: Cross multiply
    132,503.22x = 198,798.57 × 53,574.39
  4. Step 4: Simplify right side
    132,503.22x = 10,650,512,120.62
  5. Step 5: Solve for x
    x = 10,650,512,120.62/132,503.22
  6. Step 6: Final answer
    x = 80,379.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.